On the heels of Dr. Sanjay Gupta’s “Big Hits, Broken Dreams” special on concussions in high school athletes Sunday night on CNN and with more than 300 former NFL players filing lawsuits versus the NFL over concussion safety and recurring issues associated with concussions in multiple states the Sports Kings reached out to retired Super Bowl Champion RB Jamal Lewis to discuss concussion safety, symptoms, and the long-term effects of concussions.